~cytrogen/gstack

ref: c620de38e19fe63e8a6e361e11d706b5ed432b93 gstack/test/helpers/touchfiles.ts -rw-r--r-- 21.0 KiB
c620de38 — Garry Tan fix: setup runs pending migrations so git pull + ./setup works (#774) 6 days ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
/**
 * Diff-based test selection for E2E and LLM-judge evals.
 *
 * Each test declares which source files it depends on ("touchfiles").
 * The test runner checks `git diff` and only runs tests whose
 * dependencies were modified. Override with EVALS_ALL=1 to run everything.
 */

import { spawnSync } from 'child_process';

// --- Glob matching ---

/**
 * Match a file path against a glob pattern.
 * Supports:
 *   ** — match any number of path segments
 *   *  — match within a single segment (no /)
 */
export function matchGlob(file: string, pattern: string): boolean {
  const regexStr = pattern
    .replace(/\./g, '\\.')
    .replace(/\*\*/g, '{{GLOBSTAR}}')
    .replace(/\*/g, '[^/]*')
    .replace(/\{\{GLOBSTAR\}\}/g, '.*');
  return new RegExp(`^${regexStr}$`).test(file);
}

// --- Touchfile maps ---

/**
 * E2E test touchfiles — keyed by testName (the string passed to runSkillTest).
 * Each test lists the file patterns that, if changed, require the test to run.
 */
export const E2E_TOUCHFILES: Record<string, string[]> = {
  // Browse core (+ test-server dependency)
  'browse-basic':    ['browse/src/**', 'browse/test/test-server.ts'],
  'browse-snapshot': ['browse/src/**', 'browse/test/test-server.ts'],

  // SKILL.md setup + preamble (depend on ROOT SKILL.md + gen-skill-docs)
  'skillmd-setup-discovery':  ['SKILL.md', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'skillmd-no-local-binary':  ['SKILL.md', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'skillmd-outside-git':      ['SKILL.md', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],

  'session-awareness':        ['SKILL.md', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'operational-learning':     ['scripts/resolvers/preamble.ts', 'bin/gstack-learnings-log'],

  // QA (+ test-server dependency)
  'qa-quick':       ['qa/**', 'browse/src/**', 'browse/test/test-server.ts'],
  'qa-b6-static':   ['qa/**', 'browse/src/**', 'browse/test/test-server.ts', 'test/helpers/llm-judge.ts', 'browse/test/fixtures/qa-eval.html', 'test/fixtures/qa-eval-ground-truth.json'],
  'qa-b7-spa':      ['qa/**', 'browse/src/**', 'browse/test/test-server.ts', 'test/helpers/llm-judge.ts', 'browse/test/fixtures/qa-eval-spa.html', 'test/fixtures/qa-eval-spa-ground-truth.json'],
  'qa-b8-checkout': ['qa/**', 'browse/src/**', 'browse/test/test-server.ts', 'test/helpers/llm-judge.ts', 'browse/test/fixtures/qa-eval-checkout.html', 'test/fixtures/qa-eval-checkout-ground-truth.json'],
  'qa-only-no-fix': ['qa-only/**', 'qa/templates/**'],
  'qa-fix-loop':    ['qa/**', 'browse/src/**', 'browse/test/test-server.ts'],
  'qa-bootstrap':   ['qa/**', 'ship/**'],

  // Review
  'review-sql-injection':     ['review/**', 'test/fixtures/review-eval-vuln.rb'],
  'review-enum-completeness': ['review/**', 'test/fixtures/review-eval-enum*.rb'],
  'review-base-branch':       ['review/**'],
  'review-design-lite':       ['review/**', 'test/fixtures/review-eval-design-slop.*'],

  // Review Army (specialist dispatch)
  'review-army-migration-safety': ['review/**', 'scripts/resolvers/review-army.ts', 'bin/gstack-diff-scope'],
  'review-army-perf-n-plus-one':  ['review/**', 'scripts/resolvers/review-army.ts', 'bin/gstack-diff-scope'],
  'review-army-delivery-audit':   ['review/**', 'scripts/resolvers/review.ts', 'scripts/resolvers/review-army.ts'],
  'review-army-quality-score':    ['review/**', 'scripts/resolvers/review-army.ts'],
  'review-army-json-findings':    ['review/**', 'scripts/resolvers/review-army.ts'],
  'review-army-red-team':         ['review/**', 'scripts/resolvers/review-army.ts'],
  'review-army-consensus':        ['review/**', 'scripts/resolvers/review-army.ts'],

  // Office Hours
  'office-hours-spec-review':  ['office-hours/**', 'scripts/gen-skill-docs.ts'],

  // Plan reviews
  'plan-ceo-review':           ['plan-ceo-review/**'],
  'plan-ceo-review-selective': ['plan-ceo-review/**'],
  'plan-ceo-review-benefits':  ['plan-ceo-review/**', 'scripts/gen-skill-docs.ts'],
  'plan-eng-review':           ['plan-eng-review/**'],
  'plan-eng-review-artifact':  ['plan-eng-review/**'],
  'plan-review-report':        ['plan-eng-review/**', 'scripts/gen-skill-docs.ts'],

  // Codex offering verification
  'codex-offered-office-hours':  ['office-hours/**', 'scripts/gen-skill-docs.ts'],
  'codex-offered-ceo-review':    ['plan-ceo-review/**', 'scripts/gen-skill-docs.ts'],
  'codex-offered-design-review': ['plan-design-review/**', 'scripts/gen-skill-docs.ts'],
  'codex-offered-eng-review':    ['plan-eng-review/**', 'scripts/gen-skill-docs.ts'],

  // Ship
  'ship-base-branch': ['ship/**', 'bin/gstack-repo-mode'],
  'ship-local-workflow': ['ship/**', 'scripts/gen-skill-docs.ts'],
  'review-dashboard-via': ['ship/**', 'scripts/resolvers/review.ts', 'codex/**', 'autoplan/**', 'land-and-deploy/**'],
  'ship-plan-completion': ['ship/**', 'scripts/gen-skill-docs.ts'],
  'ship-plan-verification': ['ship/**', 'scripts/gen-skill-docs.ts'],

  // Retro
  'retro':             ['retro/**'],
  'retro-base-branch': ['retro/**'],

  // Global discover
  'global-discover':   ['bin/gstack-global-discover.ts', 'test/global-discover.test.ts'],

  // CSO
  'cso-full-audit':   ['cso/**'],
  'cso-diff-mode':    ['cso/**'],
  'cso-infra-scope':  ['cso/**'],

  // Learnings
  'learnings-show': ['learn/**', 'bin/gstack-learnings-search', 'bin/gstack-learnings-log', 'scripts/resolvers/learnings.ts'],

  // Session Intelligence (timeline, context recovery, checkpoint)
  'timeline-event-flow':         ['bin/gstack-timeline-log', 'bin/gstack-timeline-read'],
  'context-recovery-artifacts':  ['scripts/resolvers/preamble.ts', 'bin/gstack-timeline-log', 'bin/gstack-slug', 'learn/**'],
  'checkpoint-save-resume':      ['checkpoint/**', 'bin/gstack-slug'],

  // Document-release
  'document-release': ['document-release/**'],

  // Codex (Claude E2E — tests /codex skill via Claude)
  'codex-review': ['codex/**'],

  // Codex E2E (tests skills via Codex CLI + worktree)
  'codex-discover-skill':  ['codex/**', '.agents/skills/**', 'test/helpers/codex-session-runner.ts', 'lib/worktree.ts'],
  'codex-review-findings': ['review/**', '.agents/skills/gstack-review/**', 'codex/**', 'test/helpers/codex-session-runner.ts', 'lib/worktree.ts'],

  // Gemini E2E (tests skills via Gemini CLI + worktree)
  'gemini-discover-skill':  ['.agents/skills/**', 'test/helpers/gemini-session-runner.ts', 'lib/worktree.ts'],
  'gemini-review-findings': ['review/**', '.agents/skills/gstack-review/**', 'test/helpers/gemini-session-runner.ts', 'lib/worktree.ts'],


  // Coverage audit (shared fixture) + triage + gates
  'ship-coverage-audit': ['ship/**', 'test/fixtures/coverage-audit-fixture.ts', 'bin/gstack-repo-mode'],
  'review-coverage-audit': ['review/**', 'test/fixtures/coverage-audit-fixture.ts'],
  'plan-eng-coverage-audit': ['plan-eng-review/**', 'test/fixtures/coverage-audit-fixture.ts'],
  'ship-triage': ['ship/**', 'bin/gstack-repo-mode'],

  // Plan completion audit + verification
  'ship-plan-completion': ['ship/**', 'scripts/gen-skill-docs.ts'],
  'ship-plan-verification': ['ship/**', 'qa-only/**', 'scripts/gen-skill-docs.ts'],
  'ship-idempotency':       ['ship/**', 'scripts/resolvers/utility.ts'],
  'review-plan-completion': ['review/**', 'scripts/gen-skill-docs.ts'],

  // Design
  'design-consultation-core':       ['design-consultation/**', 'scripts/gen-skill-docs.ts', 'test/helpers/llm-judge.ts'],
  'design-consultation-existing':   ['design-consultation/**', 'scripts/gen-skill-docs.ts'],
  'design-consultation-research':   ['design-consultation/**', 'scripts/gen-skill-docs.ts'],
  'design-consultation-preview':    ['design-consultation/**', 'scripts/gen-skill-docs.ts'],
  'plan-design-review-plan-mode':   ['plan-design-review/**', 'scripts/gen-skill-docs.ts'],
  'plan-design-review-no-ui-scope': ['plan-design-review/**', 'scripts/gen-skill-docs.ts'],
  'design-review-fix':              ['design-review/**', 'browse/src/**', 'scripts/gen-skill-docs.ts'],

  // Design Shotgun
  'design-shotgun-path':            ['design-shotgun/**', 'design/src/**', 'scripts/resolvers/design.ts'],
  'design-shotgun-session':         ['design-shotgun/**', 'scripts/resolvers/design.ts'],
  'design-shotgun-full':            ['design-shotgun/**', 'design/src/**', 'browse/src/**'],

  // gstack-upgrade
  'gstack-upgrade-happy-path': ['gstack-upgrade/**'],

  // Deploy skills
  'land-and-deploy-workflow':      ['land-and-deploy/**', 'scripts/gen-skill-docs.ts'],
  'land-and-deploy-first-run':     ['land-and-deploy/**', 'scripts/gen-skill-docs.ts', 'bin/gstack-slug'],
  'land-and-deploy-review-gate':   ['land-and-deploy/**', 'bin/gstack-review-read'],
  'canary-workflow':               ['canary/**', 'browse/src/**'],
  'benchmark-workflow':            ['benchmark/**', 'browse/src/**'],
  'setup-deploy-workflow':         ['setup-deploy/**', 'scripts/gen-skill-docs.ts'],

  // Sidebar agent
  'sidebar-navigate':              ['browse/src/server.ts', 'browse/src/sidebar-agent.ts', 'browse/src/sidebar-utils.ts', 'extension/**'],
  'sidebar-url-accuracy':          ['browse/src/server.ts', 'browse/src/sidebar-agent.ts', 'browse/src/sidebar-utils.ts', 'extension/background.js'],
  'sidebar-css-interaction':       ['browse/src/server.ts', 'browse/src/sidebar-agent.ts', 'browse/src/write-commands.ts', 'browse/src/read-commands.ts', 'browse/src/cdp-inspector.ts', 'extension/**'],

  // Autoplan
  'autoplan-core':  ['autoplan/**', 'plan-ceo-review/**', 'plan-eng-review/**', 'plan-design-review/**'],

  // Skill routing — journey-stage tests (depend on ALL skill descriptions)
  'journey-ideation':       ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-plan-eng':       ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-debug':          ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-qa':             ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-code-review':    ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-ship':           ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-docs':           ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-retro':          ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-design-system':  ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'journey-visual-qa':      ['*/SKILL.md.tmpl', 'SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
};

/**
 * E2E test tiers — 'gate' blocks PRs, 'periodic' runs weekly/on-demand.
 * Must have exactly the same keys as E2E_TOUCHFILES.
 */
export const E2E_TIERS: Record<string, 'gate' | 'periodic'> = {
  // Browse core — gate (if browse breaks, everything breaks)
  'browse-basic': 'gate',
  'browse-snapshot': 'gate',

  // SKILL.md setup — gate (if setup breaks, no skill works)
  'skillmd-setup-discovery': 'gate',
  'skillmd-no-local-binary': 'gate',
  'skillmd-outside-git': 'gate',
  'session-awareness': 'gate',
  'operational-learning': 'gate',

  // QA — gate for functional, periodic for quality/benchmarks
  'qa-quick': 'gate',
  'qa-b6-static': 'periodic',
  'qa-b7-spa': 'periodic',
  'qa-b8-checkout': 'periodic',
  'qa-only-no-fix': 'gate',     // CRITICAL guardrail: Edit tool forbidden
  'qa-fix-loop': 'periodic',
  'qa-bootstrap': 'gate',

  // Review — gate for functional/guardrails, periodic for quality
  'review-sql-injection': 'gate',     // Security guardrail
  'review-enum-completeness': 'gate',
  'review-base-branch': 'gate',
  'review-design-lite': 'periodic',   // 4/7 threshold is subjective
  'review-coverage-audit': 'gate',
  'review-plan-completion': 'gate',
  'review-dashboard-via': 'gate',

  // Review Army — gate for core functionality, periodic for multi-specialist
  'review-army-migration-safety': 'gate',   // Specialist activation guardrail
  'review-army-perf-n-plus-one': 'gate',    // Specialist activation guardrail
  'review-army-delivery-audit': 'gate',     // Delivery integrity guardrail
  'review-army-quality-score': 'gate',      // Score computation
  'review-army-json-findings': 'gate',      // JSON schema compliance
  'review-army-red-team': 'periodic',       // Multi-agent coordination
  'review-army-consensus': 'periodic',      // Multi-specialist agreement

  // Office Hours
  'office-hours-spec-review': 'gate',

  // Plan reviews — gate for cheap functional, periodic for Opus quality
  'plan-ceo-review': 'periodic',
  'plan-ceo-review-selective': 'periodic',
  'plan-ceo-review-benefits': 'gate',
  'plan-eng-review': 'periodic',
  'plan-eng-review-artifact': 'periodic',
  'plan-eng-coverage-audit': 'gate',
  'plan-review-report': 'gate',

  // Codex offering verification
  'codex-offered-office-hours': 'gate',
  'codex-offered-ceo-review': 'gate',
  'codex-offered-design-review': 'gate',
  'codex-offered-eng-review': 'gate',

  // Session Intelligence — gate for data flow, periodic for agent integration
  'timeline-event-flow': 'gate',            // Binary data flow (no LLM needed)
  'context-recovery-artifacts': 'gate',     // Preamble reads seeded artifacts
  'checkpoint-save-resume': 'gate',         // Checkpoint round-trip

  // Ship — gate (end-to-end ship path)
  'ship-base-branch': 'gate',
  'ship-local-workflow': 'gate',
  'ship-coverage-audit': 'gate',
  'ship-triage': 'gate',
  'ship-plan-completion': 'gate',
  'ship-plan-verification': 'gate',
  'ship-idempotency': 'periodic',

  // Retro — gate for cheap branch detection, periodic for full Opus retro
  'retro': 'periodic',
  'retro-base-branch': 'gate',

  // Global discover
  'global-discover': 'gate',

  // CSO — gate for security guardrails, periodic for quality
  'cso-full-audit': 'gate',      // Hardcoded secrets detection
  'cso-diff-mode': 'gate',
  'cso-infra-scope': 'periodic',

  // Learnings — gate (functional guardrail: seeded learnings must appear)
  'learnings-show': 'gate',

  // Document-release — gate (CHANGELOG guardrail)
  'document-release': 'gate',

  // Codex — periodic (Opus, requires codex CLI)
  'codex-review': 'periodic',

  // Multi-AI — periodic (require external CLIs)
  'codex-discover-skill': 'periodic',
  'codex-review-findings': 'periodic',
  'gemini-discover-skill': 'periodic',
  'gemini-review-findings': 'periodic',

  // Design — gate for cheap functional, periodic for Opus/quality
  'design-consultation-core': 'periodic',
  'design-consultation-existing': 'periodic',
  'design-consultation-research': 'gate',
  'design-consultation-preview': 'gate',
  'plan-design-review-plan-mode': 'periodic',
  'plan-design-review-no-ui-scope': 'gate',
  'design-review-fix': 'periodic',
  'design-shotgun-path': 'gate',
  'design-shotgun-session': 'gate',
  'design-shotgun-full': 'periodic',

  // gstack-upgrade
  'gstack-upgrade-happy-path': 'gate',

  // Deploy skills
  'land-and-deploy-workflow': 'gate',
  'land-and-deploy-first-run': 'gate',
  'land-and-deploy-review-gate': 'gate',
  'canary-workflow': 'gate',
  'benchmark-workflow': 'gate',
  'setup-deploy-workflow': 'gate',

  // Sidebar agent
  'sidebar-navigate': 'periodic',
  'sidebar-url-accuracy': 'periodic',
  'sidebar-css-interaction': 'periodic',

  // Autoplan — periodic (not yet implemented)
  'autoplan-core': 'periodic',

  // Skill routing — periodic (LLM routing is non-deterministic)
  'journey-ideation': 'periodic',
  'journey-plan-eng': 'periodic',
  'journey-debug': 'periodic',
  'journey-qa': 'periodic',
  'journey-code-review': 'periodic',
  'journey-ship': 'periodic',
  'journey-docs': 'periodic',
  'journey-retro': 'periodic',
  'journey-design-system': 'periodic',
  'journey-visual-qa': 'periodic',
};

/**
 * LLM-judge test touchfiles — keyed by test description string.
 */
export const LLM_JUDGE_TOUCHFILES: Record<string, string[]> = {
  'command reference table':          ['SKILL.md', 'SKILL.md.tmpl', 'browse/src/commands.ts'],
  'snapshot flags reference':         ['SKILL.md', 'SKILL.md.tmpl', 'browse/src/snapshot.ts'],
  'browse/SKILL.md reference':        ['browse/SKILL.md', 'browse/SKILL.md.tmpl', 'browse/src/**'],
  'setup block':                      ['SKILL.md', 'SKILL.md.tmpl'],
  'regression vs baseline':           ['SKILL.md', 'SKILL.md.tmpl', 'browse/src/commands.ts', 'test/fixtures/eval-baselines.json'],
  'qa/SKILL.md workflow':             ['qa/SKILL.md', 'qa/SKILL.md.tmpl'],
  'qa/SKILL.md health rubric':        ['qa/SKILL.md', 'qa/SKILL.md.tmpl'],
  'qa/SKILL.md anti-refusal':         ['qa/SKILL.md', 'qa/SKILL.md.tmpl', 'qa-only/SKILL.md', 'qa-only/SKILL.md.tmpl'],
  'cross-skill greptile consistency': ['review/SKILL.md', 'review/SKILL.md.tmpl', 'ship/SKILL.md', 'ship/SKILL.md.tmpl', 'review/greptile-triage.md', 'retro/SKILL.md', 'retro/SKILL.md.tmpl'],
  'baseline score pinning':           ['SKILL.md', 'SKILL.md.tmpl', 'test/fixtures/eval-baselines.json'],

  // Ship & Release
  'ship/SKILL.md workflow':               ['ship/SKILL.md', 'ship/SKILL.md.tmpl'],
  'document-release/SKILL.md workflow':   ['document-release/SKILL.md', 'document-release/SKILL.md.tmpl'],

  // Plan Reviews
  'plan-ceo-review/SKILL.md modes':       ['plan-ceo-review/SKILL.md', 'plan-ceo-review/SKILL.md.tmpl'],
  'plan-eng-review/SKILL.md sections':    ['plan-eng-review/SKILL.md', 'plan-eng-review/SKILL.md.tmpl'],
  'plan-design-review/SKILL.md passes':   ['plan-design-review/SKILL.md', 'plan-design-review/SKILL.md.tmpl'],

  // Design skills
  'design-review/SKILL.md fix loop':      ['design-review/SKILL.md', 'design-review/SKILL.md.tmpl'],
  'design-consultation/SKILL.md research': ['design-consultation/SKILL.md', 'design-consultation/SKILL.md.tmpl'],

  // Office Hours
  'office-hours/SKILL.md spec review':    ['office-hours/SKILL.md', 'office-hours/SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
  'office-hours/SKILL.md design sketch':  ['office-hours/SKILL.md', 'office-hours/SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],

  // Deploy skills
  'land-and-deploy/SKILL.md workflow':    ['land-and-deploy/SKILL.md', 'land-and-deploy/SKILL.md.tmpl'],
  'canary/SKILL.md monitoring loop':      ['canary/SKILL.md', 'canary/SKILL.md.tmpl'],
  'benchmark/SKILL.md perf collection':   ['benchmark/SKILL.md', 'benchmark/SKILL.md.tmpl'],
  'setup-deploy/SKILL.md platform setup': ['setup-deploy/SKILL.md', 'setup-deploy/SKILL.md.tmpl'],

  // Other skills
  'retro/SKILL.md instructions':          ['retro/SKILL.md', 'retro/SKILL.md.tmpl'],
  'qa-only/SKILL.md workflow':            ['qa-only/SKILL.md', 'qa-only/SKILL.md.tmpl'],
  'gstack-upgrade/SKILL.md upgrade flow': ['gstack-upgrade/SKILL.md', 'gstack-upgrade/SKILL.md.tmpl'],

  // Voice directive
  'voice directive tone':                 ['scripts/resolvers/preamble.ts', 'review/SKILL.md', 'review/SKILL.md.tmpl', 'scripts/gen-skill-docs.ts'],
};

/**
 * Changes to any of these files trigger ALL tests (both E2E and LLM-judge).
 *
 * Keep this list minimal — only files that genuinely affect every test.
 * Scoped dependencies (gen-skill-docs, llm-judge, test-server, worktree,
 * codex/gemini session runners) belong in individual test entries instead.
 */
export const GLOBAL_TOUCHFILES = [
  'test/helpers/session-runner.ts',  // All E2E tests use this runner
  'test/helpers/eval-store.ts',      // All E2E tests store results here
  'test/helpers/touchfiles.ts',      // Self-referential — reclassifying wrong is dangerous
];

// --- Base branch detection ---

/**
 * Detect the base branch by trying refs in order.
 * Returns the first valid ref, or null if none found.
 */
export function detectBaseBranch(cwd: string): string | null {
  for (const ref of ['origin/main', 'origin/master', 'main', 'master']) {
    const result = spawnSync('git', ['rev-parse', '--verify', ref], {
      cwd, stdio: 'pipe', timeout: 3000,
    });
    if (result.status === 0) return ref;
  }
  return null;
}

/**
 * Get list of files changed between base branch and HEAD.
 */
export function getChangedFiles(baseBranch: string, cwd: string): string[] {
  const result = spawnSync('git', ['diff', '--name-only', `${baseBranch}...HEAD`], {
    cwd, stdio: 'pipe', timeout: 5000,
  });
  if (result.status !== 0) return [];
  return result.stdout.toString().trim().split('\n').filter(Boolean);
}

// --- Test selection ---

/**
 * Select tests to run based on changed files.
 *
 * Algorithm:
 * 1. If any changed file matches a global touchfile → run ALL tests
 * 2. Otherwise, for each test, check if any changed file matches its patterns
 * 3. Return selected + skipped lists with reason
 */
export function selectTests(
  changedFiles: string[],
  touchfiles: Record<string, string[]>,
  globalTouchfiles: string[] = GLOBAL_TOUCHFILES,
): { selected: string[]; skipped: string[]; reason: string } {
  const allTestNames = Object.keys(touchfiles);

  // Global touchfile hit → run all
  for (const file of changedFiles) {
    if (globalTouchfiles.some(g => matchGlob(file, g))) {
      return { selected: allTestNames, skipped: [], reason: `global: ${file}` };
    }
  }

  // Per-test matching
  const selected: string[] = [];
  const skipped: string[] = [];
  for (const [testName, patterns] of Object.entries(touchfiles)) {
    const hit = changedFiles.some(f => patterns.some(p => matchGlob(f, p)));
    (hit ? selected : skipped).push(testName);
  }

  return { selected, skipped, reason: 'diff' };
}